ATSAMDA1G14B-ABT vs ATSAMD21G16B-AUT Comparison
Detailed side-by-side comparison of ATSAMDA1G14B-ABT by Microchip Technology and ATSAMD21G16B-AUT by Microchip Technology. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
Microchip Technology
ATSAMDA1G14B-ABT - 48MHz ARM Cortex-M0+ 16KB Flash MCU | Microchip
ATSAMDA1G14B-ABT ✓ ActiveMicrochip Technology
ATSAMD21G16B-AUT - 48MHz Cortex-M0+ 64KB MCU | Microchip
ATSAMD21G16B-AUT ✓ ActiveSpecification Comparison
| Parameter | ATSAMDA1G14B-ABT | ATSAMD21G16B-AUT |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $2.40 | $2.45 |
| Core Architecture | ARM Cortex-M0+ (32-bit) | ARM Cortex-M0+ |
| Operating Frequency | 48 MHz (45 DMIPS) | — |
| Program Flash Memory | 16 KB (16K x 8) | — |
| SRAM | 4 KB | 8 KB |
| RWW Flash | 512 B | — |
| Package | 48-pin TQFP (7x7 mm, 0.5 mm pitch) | 48-pin TQFP (7x7 mm) |
| Supply Voltage | 1.62 V to 3.63 V | — |
| Operating Temperature | -40C to +85C (Industrial) | — |
| Qualification | AEC-Q100 (automotive) | — |
| Safety Feature | Functional Safety (FuSa) library | — |
| SERCOM Modules | 6 (configurable USART/I2C/SPI) | 6 (each UART/SPI/I2C configurable) |
| USB Interface | Full-Speed USB 2.0 Device | — |
| ADC | 12-bit, up to [DATA_NEEDED: ADC channel count] channels | 12-bit, up to 20 channels, 1 MSPS |
| DAC | 10-bit, 1 channel | 10-bit, 1 channel, 350 kSPS |
| Mounting Type | Surface Mount | — |
| MSL Level | 3 (168 hours) | — |
| RoHS Status | Compliant | Compliant (Green) |
| Lead-Free | Yes | — |
| Family | — | SAM D21G (Functional Safety / FuSa) |
| Flash Memory | — | 64 KB |
| Maximum CPU Frequency | — | 48 MHz |
| Operating Voltage Range | — | 1.62 V to 3.63 V |
| GPIO Count | — | 38 |
| USB | — | USB 2.0 Full-Speed Device & Host |
| Timer/Counters | — | 6 x 16-bit |
| Operating Temperature Range | — | -40 C to +85 C (Industrial) |